What is the solution to the equation 7^3x=9? 0.376 0.295 -0.295 -0.376

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asked Mar 3, 2018 64.7k views

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What is the solution to the equation 7^3x=9?

0.376
0.295
-0.295
-0.376

Mathematics
high-school

Nur Uddin asked

by Nur Uddin

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1 Answer

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7^(3x)=9 take the natural log of both sides

3xln7=ln9 divide both sides by 3ln7

x=ln9/(3ln7)

x≈0.376

Abba Bryant answered Mar 8, 2018

by Abba Bryant

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